A spin-off of *Onee-san wa Joshi Shougakusei ni Kyoumi ga Arimasu.* centered around magical girls.
Yamada, a high school senior, is the president and only member of the Idol Research Club. But he has a feelings that things are about to change... because two new members have joined the club! "Yes! We will have an exciting, sparkling high school life, just like the baseball club!" The club, now consisting of three idol-otaku Yamada, Kouno, and Sugimori, will set out on its goal of producing an idol concert, in time for the school cultural festival! (Source: Comic Days, translated)
After our parents remarried, a beautiful gal became my step-sister! What is her plan with me? Friendship… love… none of that. My boring life will be completely changed by my step-sister gal! (Source: Young Champion Web, translated)
This goes from a full Ara Ara to Yamete [Original Pixiv Comic](https://www.pixiv.net/en/artworks/85627567)
Heartthrob is going to save the world?! From a life-size high school girl, a new girl of the century has finally appeared. Mitsushima Hikaru (15) is a run-of-the-mill freshman who holds an unrequited love towards her senpai (a sophomore) from the astronomy club. But one day, after she makes a wish upon a falling star, she becomes fused with the star (alien) for some reason. Hence, she obtains the strange ability to grow into a giant. That is when Hikaru's life goes for a complete change, as she begins to do battle as a giant heroine?!
"I'm not in love with you anymore." When Mamoru was 12 years old, Kanato, the childhood friend he thought of as a brother, told Mamoru that he loved him. But Mamoru replied, "Two guys can't be like that," and rejected him. After that, they went their separate ways. Mamoru wanted to apologize and return things to they way they were before... Now 15, Mamoru moves to Tokyo to pursue Kanato and they meet again at the same school, in the same dorm room... They feel such warmth when they sleep next to each other, Kanato's hand stroking Mamoru's head... Nothing's changed. But they can't turn back time.
We found a lucky board game of Life, in which the squares that we land on in the game become reality. When we played the game, women came to us one after another! But then I landed on the "Curse of Death if you cheat" square. Oh no, I can't decide on just one person right now! Will I be able to protect my chastity from all the naughty temptations that will befall me and finish the game safely? The game is on, in this erotic comedy of "sexual desire vs. self-control"! (Source: Comic Goichi, translated)
Boyish high school girl Aizawa Tomo finally manages to tell her childhood friend Jun that she’s got a crush on him. Unfortunately, her confession goes right over his head—he didn’t even realize she was a girl until junior high, and even now, Jun still thinks of her as a bro! How can Tomo-chan possibly convince him otherwise and win Jun’s heart? (Source: Seven Seas Entertainment) *Notes: \- Originally published daily on Twi4. The volume release compiled the series into 51 chapters. \- Includes 8 sets of bonus pages, where each set is considered a chapter; each volume contains a set.*

